/**
* testPlane
*/
void BOP_Mesh::testPlane(BOP_Face *face)
{
MT_Plane3 plane1(m_vertexs[face->getVertex(0)]->getPoint(),
m_vertexs[face->getVertex(1)]->getPoint(),
m_vertexs[face->getVertex(2)]->getPoint());
if (BOP_orientation(plane1,face->getPlane()) < 0) {
cout << "Test Plane " << face << " v1: ";
cout << m_vertexs[face->getVertex(0)]->getPoint() << " v2: ";
cout << m_vertexs[face->getVertex(1)]->getPoint() << " v3: ";
cout << m_vertexs[face->getVertex(2)]->getPoint() << " plane: ";
cout << face->getPlane() << endl;
cout << "Incorrect vertices order!!! plane1: " << plane1 << " (";
cout << BOP_orientation(plane1,face->getPlane()) << ") " << " invert ";
cout << MT_Plane3(m_vertexs[face->getVertex(2)]->getPoint(),
m_vertexs[face->getVertex(1)]->getPoint(),
m_vertexs[face->getVertex(0)]->getPoint()) << endl;
if (BOP_collinear(m_vertexs[face->getVertex(0)]->getPoint(),
m_vertexs[face->getVertex(1)]->getPoint(),
m_vertexs[face->getVertex(2)]->getPoint())) {
cout << " COLLINEAR!!!" << endl;
}
else {
cout << endl;
}
}
}
/**
* Computes the best quad triangulation.
* @param mesh mesh that contains the faces, edges and vertices
* @param plane plane used to create the news faces
* @param v1 first vertex index
* @param v2 second vertex index
* @param v3 third vertex index
* @param v4 fourth vertex index
* @param triangles array of faces where the new two faces will be saved
* @param original face index to the new faces
*/
void BOP_splitQuad(BOP_Mesh* mesh, MT_Plane3 plane, BOP_Index v1, BOP_Index v2,
BOP_Index v3, BOP_Index v4, BOP_Face* triangles[], BOP_Index original)
{
MT_Point3 p1 = mesh->getVertex(v1)->getPoint();
MT_Point3 p2 = mesh->getVertex(v2)->getPoint();
MT_Point3 p3 = mesh->getVertex(v3)->getPoint();
MT_Point3 p4 = mesh->getVertex(v4)->getPoint();
int res = BOP_concave(p1,p2,p3,p4);
if (res==0) {
MT_Plane3 plane1(p1, p2, p3);
MT_Plane3 plane2(p1, p3, p4);
if (BOP_isInsideCircle(mesh, v1, v2, v4, v3) &&
BOP_orientation(plane1, plane) &&
BOP_orientation(plane2, plane)) {
triangles[0] = new BOP_Face3(v1, v2, v3, plane, original);
triangles[1] = new BOP_Face3(v1, v3, v4, plane, original);
}
else {
triangles[0] = new BOP_Face3(v1, v2, v4, plane, original);
triangles[1] = new BOP_Face3(v2, v3, v4, plane, original);
}
}
else if (res==-1) {
triangles[0] = new BOP_Face3(v1, v2, v4, plane, original);
triangles[1] = new BOP_Face3(v2, v3, v4, plane, original);
}
else {
triangles[0] = new BOP_Face3(v1, v2, v3, plane, original);
triangles[1] = new BOP_Face3(v1, v3, v4, plane, original);
}
}
/**
* Computes intesections of coplanars faces from object A with faces from object B.
* @param mesh mesh that contains the faces, edges and vertices
* @param facesA set of faces from object A
* @param facesB set of faces from object B
*/
void BOP_sew(BOP_Mesh *mesh, BOP_Faces *facesA, BOP_Faces *facesB)
{
for(unsigned int idxFaceB = 0; idxFaceB < facesB->size(); idxFaceB++) {
BOP_Face *faceB = (*facesB)[idxFaceB];
MT_Plane3 planeB = faceB->getPlane();
MT_Point3 p1 = mesh->getVertex(faceB->getVertex(0))->getPoint();
MT_Point3 p2 = mesh->getVertex(faceB->getVertex(1))->getPoint();
MT_Point3 p3 = mesh->getVertex(faceB->getVertex(2))->getPoint();
for(unsigned int idxFaceA = 0;
idxFaceA < facesA->size() &&
faceB->getTAG() != BROKEN &&
faceB->getTAG() != PHANTOM;
idxFaceA++) {
BOP_Face *faceA = (*facesA)[idxFaceA];
if ((faceA->getTAG() != BROKEN)&&(faceA->getTAG() != PHANTOM)) {
MT_Plane3 planeA = faceA->getPlane();
if (BOP_containsPoint(planeA,p1) &&
BOP_containsPoint(planeA,p2) &&
BOP_containsPoint(planeA,p3)) {
if (BOP_orientation(planeA,planeB) > 0) {
BOP_intersectCoplanarFaces(mesh,facesA,faceB,faceA,true);
}
}
}
}
}
}
void BOP_Face2Face(BOP_Mesh *mesh, BOP_Faces *facesA, BOP_Faces *facesB)
{
for(unsigned int idxFaceA=0;idxFaceA<facesA->size();idxFaceA++) {
BOP_Face *faceA = (*facesA)[idxFaceA];
MT_Plane3 planeA = faceA->getPlane();
MT_Point3 p1 = mesh->getVertex(faceA->getVertex(0))->getPoint();
MT_Point3 p2 = mesh->getVertex(faceA->getVertex(1))->getPoint();
MT_Point3 p3 = mesh->getVertex(faceA->getVertex(2))->getPoint();
/* get (or create) bounding box for face A */
if( faceA->getBBox() == NULL )
faceA->setBBox(p1,p2,p3);
BOP_BBox *boxA = faceA->getBBox();
/* start checking B faces with the previously stored split index */
for(unsigned int idxFaceB=faceA->getSplit();
idxFaceB<facesB->size() && (faceA->getTAG() != BROKEN) && (faceA->getTAG() != PHANTOM);) {
BOP_Face *faceB = (*facesB)[idxFaceB];
faceA->setSplit(idxFaceB);
if ((faceB->getTAG() != BROKEN) && (faceB->getTAG() != PHANTOM)) {
/* get (or create) bounding box for face B */
if( faceB->getBBox() == NULL )
faceB->setBBox(mesh->getVertex(faceB->getVertex(0))->getPoint(),
mesh->getVertex(faceB->getVertex(1))->getPoint(),
mesh->getVertex(faceB->getVertex(2))->getPoint());
BOP_BBox *boxB = faceB->getBBox();
if (boxA->intersect(*boxB)) {
MT_Plane3 planeB = faceB->getPlane();
if (BOP_containsPoint(planeB,p1) &&
BOP_containsPoint(planeB,p2) &&
BOP_containsPoint(planeB,p3)) {
if (BOP_orientation(planeB,planeA)>0) {
BOP_intersectCoplanarFaces(mesh,facesB,faceA,faceB,false);
}
}
else {
BOP_intersectNonCoplanarFaces(mesh,facesA,facesB,faceA,faceB);
}
}
}
idxFaceB++;
}
}
// Clean broken faces from facesA
BOP_IT_Faces it;
it = facesA->begin();
while (it != facesA->end()) {
BOP_Face *face = *it;
if (face->getTAG() == BROKEN) it = facesA->erase(it);
else it++;
}
/*
it = facesB->begin();
while (it != facesB->end()) {
BOP_Face *face = *it;
if (face->getTAG() == BROKEN) it = facesB->erase(it);
else it++;
}
*/
}
